Huawei Certified Network Professional – Routing and Switching v2 (HCNP-RS) — Question 7
Which statements about BGP well-known mandatory attributes are true? (Choose three.)
Answer options
- A. Well-known mandatory attributes must be identified by all BGP routers.
- B. Well-known mandatory attributes must be transmitted between BGP peers.
- C. Well-known mandatory attributes are optional in an Update packet, and can be carried in an Update packet as needed.
- D. Well-known mandatory attributes must be carried in an Update packet.
Correct answer: A, B, D
Explanation
The correct answers A, B, and D are accurate because well-known mandatory attributes must be recognized by all BGP routers, transmitted between peers, and included in Update packets. Option C is incorrect as it states that these attributes are optional in Update packets, which contradicts their mandatory nature.